Bug 1500345 (CVE-2017-14976)

Summary: CVE-2017-14976 poppler: Heap-based buffer over-read in the FoFiType1C::convertToType0 function
Product: [Other] Security Response Reporter: Andrej Nemec <anemec>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: alexl, caillon+fedoraproject, caolanm, feborges, gnome-sig, manisandro, mkasik, novyjindrich, rdieter, rhughes, rstrode, sandmann
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Last Closed: 2019-06-08 03:28:26 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On: 1499168, 1499169    
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Description Andrej Nemec 2017-10-10 12:29:18 UTC
The FoFiType1C::convertToType0 function in FoFiType1C.cc in Poppler 0.59.0 has a heap-based buffer over-read vulnerability if an out-of-bounds font dictionary index is encountered, which allows an attacker to launch a denial of service attack.

Upstream issue:

https://bugzilla.freedesktop.org/show_bug.cgi?id=102724

Upstream patch:

https://cgit.freedesktop.org/poppler/poppler/commit/?id=da63c35549e8852a410946ab016a3f25ac701bdf

Comment 1 Andrej Nemec 2017-10-10 12:32:21 UTC
Created mingw-poppler tracking bugs for this issue:

Affects: fedora-all [bug 1499169]


Created poppler tracking bugs for this issue:

Affects: fedora-all [bug 1499168]